If a car travels through a busy city centre without exceeding the speed limit of 40 km/h , suggest and average speed for the journey.
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According to me it should be 20 km/hr
Avg speed=s1+s2/2
0+40/2
20km/hr
alegriaguerra14:
Does the s stand for speed ?
Yes.
When the body is in uniform motion we can use this formula.
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